1Z0-149 practice - PrepKeys

Q1 Multiple choice

Which two are true about Conditional Compilation in PL/SQL using $IF, $ELSE, $END, and $ERROR? (Choose two.)

Select all that apply.

A
PL/SQL code can be compiled and executed based on different versions of the operating system.
B
PL/SQL code can be compiled and executed based on different versions of Oracle.
C
It is newer syntax that works the same way as 'IF , ELSEIF , ELSE, and END IF'.
D
Conditional compilation is disabled by default.
E
The PL/SQL compiler can conditionally include selected parts of a program.